Audi A3 2024– vs Opel Astra 2021– size comparison

Opel Astra 2021– is 22 mm (0.5%) longer than Audi A3 2024–. It is 44 mm (2.4%) wider, the same height and 40 mm (1.5%) longer in wheelbase. Boot space with the seats up is 380 L and 422 L (+42 L).

DimensionAudi A3 2024–Opel Astra 2021–Difference
Length4352 mm4374 mm+22 mm (+0.5%)
Width1816 mm1860 mm+44 mm (+2.4%)
Height1441 mm1441 mm0 mm (0.0%)
Wheelbase2635 mm2675 mm+40 mm (+1.5%)
Boot380 L422 L+42 L

Audi A3 2024– dimensions · Opel Astra 2021– dimensions